AD8044
12.0
V
S
=
11.5
SUPPLY CURRENT – mA
60
5V
50
V
S
= +5V
V
S
= +3V
10.5
% OVERSHOOT
G = +2, R
S
= 0 ,
V
O
= 100mV STEP
R
F
= R
G
= 750
G = +1, R
S
= 20 ,
V
O
= 100mV STEP
R
F
= 0, R
G
=
G = +1, R
S
= 40 ,
V
O
= 100mV STEP
R
F
= 0, R
G
=
G = +3, R
S
= 0 ,
V
O
= 150mV STEP
11.0
40
R
F
= 750
R
G
= 375
R
G
R
F
+2.5V
V
OUT
30
20
V
IN
10
50
–2.5V
10.0
R
S
9.5
0
0
50
100
150
LOAD CAPACITANCE – pF
200
250
9.0
–40
–20
0
20
40
60
TEMPERATURE – C
80
100
Figure 22. Supply Current vs. Temperature
Figure 25. % Overshoot vs. Capacitive Load
20
10
0
–10
–PSRR
PSRR – dB
3
2
V
S
= +5V
1
NORMALIZED OUTPUT – dB
G = +2
R
L
= 150 TO 2.5V
R
F
= 200
G = +2
0
–1
–2
–3
–4
–5
–6
V
S
= +5V
R
L
= 5k TO 2.5V
R
F
= 2k
G = +10
G = +5
–20
–30
–40
–50
–60
–70
–80
0.01
+PSRR
0.1
1
10
FREQUENCY – MHz
100
500
–7
100k
1M
10M
FREQUENCY – Hz
100M
500M
Figure 23. PSRR vs. Frequency
Figure 26. Frequency Response vs. Closed-Loop Gain
10
9
8
CROSSTALK – dB
–10
V
S
= 5V
R
L
= 2k
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
0.1
V
S
= 5V
V
IN
= 1V p-p
G = +2
R
F
= 1k
7
V
OUT
p-p – Volts
6
5
4
3
2
1
0
0.1
1
10
FREQUENCY – MHz
100
500
R
L
= 100
R
L
= 1k
1
10
FREQUENCY – MHz
100
400
Figure 24. Output Voltage Swing vs. Frequency
Figure 27. Crosstalk (Output to Output) vs. Frequency
REV. A
–9–
AD [ ANALOG DEVICES ]
